It does rather depend upon when, exactly, the deal was done and prices at that time.

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In the aftermath of the Challenger disaster, it became transparently obvious that the United States could ill-afford to depend virtually entirely upon so fragile a system as the space shuttle for its access to space.

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What is more, there is very little likelihood that those who currently depend upon U.S. guarantees for their security will do so for very long as it becomes clear that they may have to wait for those guarantees to be honored.

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